CN206159361U - Damping device - Google Patents
Damping device Download PDFInfo
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- CN206159361U CN206159361U CN201590000365.2U CN201590000365U CN206159361U CN 206159361 U CN206159361 U CN 206159361U CN 201590000365 U CN201590000365 U CN 201590000365U CN 206159361 U CN206159361 U CN 206159361U
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- component
- rubbing surface
- friction
- wall portion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/129—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon characterised by friction-damping means
- F16F15/1292—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon characterised by friction-damping means characterised by arrangements for axially clamping or positioning or otherwise influencing the frictional plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/60—Clutching elements
- F16D13/64—Clutch-plates; Clutch-lamellae
- F16D13/68—Attachments of plates or lamellae to their supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/121—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs
- F16F15/123—Wound springs
- F16F15/12353—Combinations of dampers, e.g. with multiple plates, multiple spring sets, i.e. complex configurations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/129—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon characterised by friction-damping means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/131—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses
- F16F15/133—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses using springs as elastic members, e.g. metallic springs
- F16F15/134—Wound springs
- F16F15/13407—Radially mounted springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/60—Clutching elements
- F16D13/64—Clutch-plates; Clutch-lamellae
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/16—Suppression of vibrations in rotating systems by making use of members moving with the system using a fluid or pasty material
- F16F15/167—Suppression of vibrations in rotating systems by making use of members moving with the system using a fluid or pasty material having an inertia member, e.g. ring
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Operated Clutches (AREA)
- Vibration Prevention Devices (AREA)
Abstract
In embodiment's damping device (100), third part (3) constitute for around rotation center (Ax), and and first part (1) between rotatory first region (S1) and can rotate in the second interval (S2) of rotation with second part (2) integratively. First friction part (8) has and produces the first friction surface (81a) of friction torque along with the relative rotation of first part (1) and second part (2), and second friction part (9) has and produces the second friction surface (91a) of friction torque along with the relative rotation of second part (2) and third part (3).
Description
Technical field
Embodiment of the present utility model is related to damping device.
Background technology
In the past, it is known to a kind of damping device, it is in the active plate equivalent to the first component being rotated about the center of rotation
(drive plate) and equivalent between the follower plate (driven plate) of second component, elastomeric element and friction portion are provided with
Part (for example, referring to patent document 1).
Patent document 1：German patent application discloses No. 19616479 specification.
Utility model content
In this damping device, the size of torsion angle when being rotated against according to active plate and follower plate sometimes is setting
Put the less interval and larger interval of friction torque of friction torque.In such a configuration, in the less interval of friction torque
When changing between the interval larger with friction torque, if friction torque occurs cataclysm, bad phenomenon is easily produced.For example,
If carrying such damping device in vehicle, vehicle can be caused due to the cataclysm of friction torque to produce vibration and noise
Deng it is not preferable.
The damping device of embodiment for example include first component, second component, third member, the first elastomeric element, the
One friction means and the second friction means.First component can be rotated about the center of rotation.Second component can be around pivot
Rotation.Third member is configured to around pivot, and in the first interval integratedly rotated with first component and and second component
The second interval for integratedly rotating can be rotated.First elastomeric element is as first component and second component are around pivot
Relatively rotate and elastic telescopic.First friction means have produce friction with the relative rotation of first component and second component
First rubbing surface of torque.Second friction means turn with friction is produced with the relative rotation of second component and third member
Second rubbing surface of square.Thus, the friction torque according to the damping device of embodiment, such as by producing in the first rubbing surface
Size and the setting of size of friction torque etc. that produces in the second rubbing surface, can be by the larger area of conventional friction torque
Between be divided into friction torque first interval of different sizes and second interval.Thus, from the less interval of friction torque to friction
Even if generating the cataclysm of torque during the larger interval conversion of torque, change can also become gentle, can suppress to exist bad existing
As.For example, if such damping device is applied to into vehicle, can suppress to cause vehicle to produce due to friction torque cataclysm
Vibration and noise etc. generation.
Additionally, in above-mentioned damping device, such as in above-mentioned first interval, by located at above-mentioned first component and
The holding section of the side in above-mentioned third member engages with the opposing party circumferential, and above-mentioned first component and above-mentioned third member are integrally
Ground rotation.In above-mentioned second interval, above-mentioned holding section does not engage with above-mentioned the opposing party in circumference, but by above-mentioned second component
And the frictional force between above-mentioned third member, above-mentioned second component and above-mentioned third member integratedly rotate.Thus, according to enforcement
Whether the damping device of mode, for example, engage by using holding section with the opposing party, by holding section located at first component or the
Structure as a side in three parts, easily can obtain first interval and second interval with more simplified structure.
Additionally, in above-mentioned damping device, for example, include extruding above-mentioned second component and upper by above-mentioned second rubbing surface
State the second elastomeric element of third member.Therefore, according to the damping device of embodiment, can be obtained by the second elastomeric element
The frictional force of the second rubbing surface.Therefore, according to the damping device of embodiment, for example, utilize by the second elastomeric element second
The resistance to sliding that rubbing surface is produced, produces easily second component and above-mentioned third member and slide or integratedly revolve
Turn.
Additionally, in above-mentioned damping device, such as above-mentioned first friction means also have with above-mentioned second component and upper
State the relative rotation of third member and produce the 3rd rubbing surface of friction torque.Therefore, according to the damping device of embodiment, example
Such as resistance to sliding is obtained by the 3rd rubbing surface located at the first friction means, using resistance to sliding second component and the 3rd are made
Part is relatively rotated.
Additionally, in above-mentioned damping device, for example, include extruding above-mentioned second component and upper by above-mentioned second rubbing surface
The second elastomeric element of third member is stated, above-mentioned second elastomeric element also extrudes above-mentioned second component by above-mentioned 3rd rubbing surface
With above-mentioned third member.Therefore, according to the damping device of embodiment, for example, the friction of the 3rd rubbing surface can easily be improved
Power.Therefore, according to the damping device of embodiment, such as by the second elastomeric element, it is easy to more efficiently obtain resistance to sliding.
Additionally, the damping device of embodiment for example includes：First component, it can be rotated about the center of rotation；Second
Part, it can rotate around above-mentioned pivot；Third member, consists of around above-mentioned pivot, and with above-mentioned first
First interval that part integratedly rotates and the second interval integratedly rotated with above-mentioned second component can be rotated；4th part,
Consist of around above-mentioned pivot, and in the 3rd interval with above-mentioned first interval opposite side of above-mentioned second interval, with
Above-mentioned first component, above-mentioned second component and the above-mentioned third member for integratedly rotating can be relatively rotated；First elastic portion
Part, its elastic telescopic with the relative rotation around above-mentioned pivot of above-mentioned first component and above-mentioned second component；3rd
Elastomeric element, with the relative rotation around above-mentioned pivot of above-mentioned second component and above-mentioned 4th part, elasticity is stretched for it
Contracting；First friction means, it has and produces friction torque with the relative rotation of above-mentioned first component and above-mentioned second component
The first rubbing surface；Second friction means, it has and is produced with the relative rotation of above-mentioned second component and above-mentioned third member
Second rubbing surface of raw friction torque；And the 3rd friction means, it has with above-mentioned first component and above-mentioned 4th part
Relative rotation and produce the 4th rubbing surface of friction torque.Therefore, according to the damping device of embodiment, for example by
First rubbing surface produce friction torque size, the second rubbing surface produce friction torque size and the 4th friction
Setting of size of friction torque that face produces etc., the 3rd interval of less friction torque is produced and can produce larger friction
Between the first interval of torque, the second interval for producing the friction torque between two friction torques is set.Thus, for example
When changing from the less 3rd interval of friction torque to the larger first interval of friction torque, the rapid of friction torque can be suppressed
Become.
Description of the drawings
Fig. 1 is the front view from end on observation of the damping device of an embodiment.
Fig. 2 is the sectional view along the II-II lines of Fig. 1.
Fig. 3 is the sectional view of the pith of a part for enlarged representation Fig. 2.
Fig. 4 is the front view of the second component shown in Fig. 1.
Fig. 5 is the front view of the third member shown in Fig. 1.
Fig. 6 is the front view of the 4th part shown in Fig. 1.
Fig. 7 is to represent the input side of damping device with the torsion angle (differential seat angle) of outlet side and the characteristic of the relation of torque differences
Figure.
Fig. 8 is front view of the damping portion under the O state shown in Fig. 7.
Fig. 9 is front view of the damping portion under the A condition shown in Fig. 7.
Figure 10 is front view of the damping portion under the B state shown in Fig. 7.
Figure 11 is front view of the damping portion under the C-state shown in Fig. 7.
Figure 12 is front view of the damping portion under the E-state shown in Fig. 7.
Figure 13 is front view of the damping portion under the F states shown in Fig. 7.
Specific embodiment
Below, exemplary embodiment of the present utility model is disclosed.The structure of embodiment illustrated below and
Effect, result and the effect brought by the structure is eventually an example.By the knot disclosed in implementation below
Structure beyond structure can also realize the utility model.Additionally, according to the utility model, can obtain according to obtained by structure
At least one effect in various effects.
The damping device 100 of present embodiment is for example located at the engine as power set (not shown) and (not shown)
As between the speed changer of speed change gear.Damping device 100 can slow down the variation of the torque or rotation as driving force etc..Separately
Outward, damping device 100 is not limited to be located between engine and speed changer, additionally it is possible between other two rotating mechanisms, example
Such as it is located between engine and dynamotor, it is also possible to located at the various vehicles such as motor vehicle driven by mixed power and with rotating mechanism
Machinery etc..In addition, in the following description, as long as no specifically mentioned, the axial direction of pivot Ax, radial direction table are axially represented
Show the radial direction of pivot Ax, the circumferential circumference for representing pivot Ax.Pivot Ax is also referred to as rotary shaft or axle center
Deng.Additionally, in the present embodiment, for convenience's sake, using the sight line observed from the right side of Fig. 2 as front view, will be from Fig. 2
Left sides sight line as rearview.
Damping device 100 rotates to suppress the variation of driving force around pivot Ax.Damping device 100 can be used in vehicle
Deng.As shown in Figure 1, 2, it is relatively thin flat-disk shape in the axial direction of pivot Ax that damping device 100 is monolithically fabricated.
Damping device 100 has the damping portion 102 in discoid pan portion 101 and pan portion 101.Pan portion 101 has in footpath
To wall portion 101a and covering part 101b at the front end for radially extending presence that extend presence.Covering part 101b is also referred to as
Liner or pad etc..Wall portion 101a is configured to circular and tabular.Covering part 101b is configured to circular and tabular, is respectively arranged on
Relative to wall portion 101a in the axial side of pivot Ax and opposite side.Two covering parts 101b, 101b are respectively positioned on wall
Portion 101a is in the end of radial outside.Wall portion 101a and two covering parts 101b, 101b are by through conjunctions such as its rivets
101c and be combined with each other.
Damping portion 102 is located at the radially inner side of pan portion 101, i.e., positioned at pivot Ax sides.The such as Fig. 3 institutes of damping portion 102
Show have：First component 1, second component 2, the part 4 of third member 3 and the 4th；First elastomeric element 5, the second elastic portion
Part 6, the 3rd elastomeric element 7 and the 4th elastomeric element 14；First friction means 8, the second friction means 9, the 3rd friction means
15th, the 4th friction means 10 and the 5th friction means 16.First component 1 and second component 2 are configured in rotation
Heart Ax rotates.In the present embodiment, for example first component 1 is connected with the engine as input side, second component 2 and conduct
The speed changer connection of outlet side.In damping portion 102, the first elastomeric element 5 or the 3rd elastomeric element 7 by elastic telescopic come
Slow down cogging.
As shown in Figure 2,3, first component 1 has in two wall portions 11,12 axially for a pair.First component 1 also can quilt
Referred to as outer part etc., wall portion 11,12 can also be referred to as active plate, outside plate, side plate etc..Two wall portions 11,12 are in the axial direction
It is separated from each other.In the present embodiment, for example wall portion 11 is located at the side on the axial direction of wall portion 12, i.e., left side is located in Fig. 2,3,
Wall portion 12 is located at the opposite side on the axial direction of wall portion 11, i.e., right side is located in Fig. 2,3.Wall portion 11,12 is respectively structured as and rotation
The circular and tabular that center Ax is substantially orthogonal.In wall portion 11,12, set in the circumferentially spaced compartment of terrain of pivot Ax respectively
There are multiple opening portion 11a, 11b, 12a.Wall portion 11 and wall portion 12 are by the phase of the conjunctions such as the rivet shown in the downside in Fig. 2 13
Mutually combine, integratedly rotate around pivot Ax.Additionally, wall portion 11 and wall portion 12 are tied by conjunction 13 with wall portion 101a
Close.That is, first component 1 integratedly rotates with pan portion 101 around pivot Ax.The region of the radial outside of wall portion 11 and wall portion 12
The region of radial outside be combined with each other, the area of the region of at least radially inner side of wall portion 11 and at least radially inner side of wall portion 12
Domain is separated from each other in the axial direction.First component 1 is for example made up of metal material.
Second component 2 have radially extending the wall portion 21 of presence.Second component 2 is also referred to as inner part etc., wall
Portion 21 can also be referred to as follower plate, inner panel, central layer etc..Wall portion 21 be configured to be substantially orthogonal circular of pivot Ax and
Tabular.Wall portion 21 is located between wall portion 11 and wall portion 12, and is separated in the axial direction with wall portion 11 and wall portion 12.Additionally, such as Fig. 4
Shown, wall portion 21 has inner peripheral portion 21a and peripheral part 21b.In wall portion 21 and inner peripheral portion 21a, pivot Ax it is circumferential every
It is provided with multiple opening portions 22,23,24,25,26 with opening predetermined distance.Opening portion 22 and opening portion 23 are for example configured to along axle
To the through hole through wall portion 21.Additionally, opening portion 24 is for example configured to the circumference incision of the opening portion 22 of wall portion 21
Into notch part.That is, opening portion 24 connects with opening portion 22.Additionally, opening portion 25 and opening portion 26 are for example configured to direction
The recess of radially inner side opening.Opening portion 26 is located between circumferentially adjacent two opening portions 25,25, and circumferential width ratio is opened
Oral area 25 is big.Additionally, inner peripheral portion 21a has multiple face 25a, 25b, 25c and the face for constituting opening portion 25 and opening portion 26
26a、26b、26c.Face 25a, 26a are the circumferential sides of opening portion 25,26, i.e. the face of clockwise direction side in Fig. 4, face 25b,
26b is the circumferential opposite side of opening portion 25,26, i.e. the face of counter clockwise direction side in Fig. 4, face 25c, 26c are joint face 25a, 26a
With the face of face 25b, 26b.In opening portion 26, the 3rd elastomeric element 7 is configured with, supports the 3rd by face 26a to 26c elastic
Part 7.Second component 2 is for example made up of metal material.
First elastomeric element 5 is located between first component 1 and second component 2, with first component 1 and second component 2
Around pivot Ax relative rotation and elastic telescopic, absorb and slow down cogging.First elastomeric element 5 is for example by metal material
Material is constituted, and is approximately along circumferential flexible helical spring.As shown in Figure 1, 2, the first elastomeric element 5 is accommodated in mutually in axial direction
The opening portion 11a of coincidence, 12a, in 22.By this structure, if the circumferential side of opening portion 11a, 12a of first component 1
Edge part turn opposite to direction close to each other with the edge part of the circumferential opposite side of the opening portion 22 of second component 2,
Then the first elastomeric element 5 understands due to these edge parts elastic shrinkage.On the contrary, bullet is in property in opening portion 11a, 12a, 22
In the state of contraction, if the opening of the edge part of the circumferential side of opening portion 11a, 12a of first component 1 and second component 2
The edge part of the circumferential opposite side in portion 22 is turned opposite in the direction away from each other, then the elastic elongation of the first elastomeric element 5.The
Torque accumulation is compression stress by elastic shrinkage by one elastomeric element 5, and compression stress is released to into torque by elastic elongation.
So, damping portion 102 just can slow down cogging by the first elastomeric element 5.
Below, while reference Fig. 2 is to 6, while explanation third member 3, the 4th part 4, the second elastomeric element 6, the 3rd bullet
Property part 7, the 4th elastomeric element 14, the first friction means 8, the second friction means 9, the 3rd friction means 15, the 4th friction portion
The friction means 16 of part 10 and the 5th.Third member 3 is as shown in figure 5, with circular wall portion 31, outside to footpath from wall portion 31
Side extends the holding section 33 of the protuberance 32 and peripheral side located at protuberance 32 for existing.Third member 3 is also referred to as
Intermediate member etc..Additionally, wall portion 31 is also referred to as intermediate plate or base portion etc., protuberance 32 is also referred to as arm etc., engaging
Portion 33 is also referred to as claw or sticking department etc..Wall portion 31 is configured to the ring-type centered on pivot Ax.As shown in figure 3,
Wall portion 31 is located between the wall portion 12 of first component 1 and the wall portion 21 of second component 2, is divided in the axial direction with these wall portions 12,21
From.As shown in figure 5, protuberance 32 is from the part prominent to radial outside of wall portion 31.In the present embodiment, protuberance 32 exists
The circumference of pivot Ax is provided with spaced apart from each other multiple.Specifically, two protuberances 32,32 are with circumferentially mutual etc.
Interval, such as with 180 ° of interval, located at diametrically opposite side.Holding section 33 is, for example, from protuberance 32 to the another of axial direction
Side, i.e., prominent to Fig. 3 right sides part.Holding section 33 is respectively arranged on each protuberance 32.As shown in figure 8, holding section 33 is from prominent
Go out portion 32 to prominent in the opening portion 12a of wall portion 12.That is, holding section 33 has and exists with the circumference of the opening portion 12a of wall portion 12
The part of axial overlap.Third member 3 is for example made up of metal material.
4th part 4 as shown in Fig. 3,6, with cylindrical portion 41, from cylindrical portion 41 to the wall portion 42 for radially extending presence with
And the protuberance 43 at the front end of wall portion 42.4th part 4 also referred to as central module etc..Additionally, cylindrical portion 41 also can quilt
Referred to as base portion or hub etc., wall portion 42 is also referred to as extension etc..Cylindrical portion 41 is configured to the circle centered on pivot Ax
Tubular.Wall portion 42 is configured to prominent to radial outside from cylindrical portion 41, and substantially circular with what pivot Ax was substantially orthogonal
And tabular.As shown in fig. 6, in wall portion 42, in the circumferentially spaced compartment of terrain of pivot Ax multiple opening portion 42a are provided with.Specifically
For, in the present embodiment, two opening portions 42a, 42a being provided with, these two opening portions 42a, 42a are configured to be radially oriented
The recess of outer openings.Wall portion 42 has multiple face 42b, 42c, the 42d for constituting opening portion 42a.Face 42b is opening portion 42a
The face of clockwise direction side in circumferential side, i.e. Fig. 6, face 42c is the circumferential opposite side of opening portion 42a, i.e. square counterclockwise in Fig. 6
To the face of side, face 42d is the face of joint face 42b and face 42c.Face 42c is attached positioned at the face 26b's of the second component 2 shown in Fig. 4,8
Closely, it is opposed with from the end of threeth elastomeric element 7 prominent to radially inner side of opening portion 26.Protuberance 43 is from the direction of wall portion 42
The part that radial outside is projected.In the present embodiment, multiple protruding portion 43 sets in the circumferentially spaced compartment of terrain of pivot Ax
Put.Protuberance 43 has multiple face 43a, 43b, 43c.Face 43a is the face of the clockwise direction side in circumferential side, i.e. Fig. 6, face
43b is the face of counter clockwise direction side in circumferential opposite side, i.e. Fig. 6, and face 43c is the face of joint face 43a and face 43b.Protuberance 43
It is configured in the opening portion 25 of Fig. 4, second component 2 shown in 8, face 43a and face 25a is mutually opposing, and face 43b and face 25b are mutual
Opposed, face 43c and face 25c is mutually opposing.4th part 4 is for example made up of metal material.
3rd elastomeric element 7 as shown in Figure 2,3, between the part 4 of second component 2 and the 4th, with the He of second component 2
The relative rotation around pivot Ax of the 4th part 4 and elastic telescopic.3rd elastomeric element 7 for example by metal structure,
It is approximately along circumferential flexible helical spring.As shown in Fig. 4,6,8, the 3rd elastomeric element 7 is accommodated in mutually in diametrically contraposition
Opening portion 26,42a in.By this structure, if the face 26a and opening portion 42a of the circumferential side of such as opening portion 26
The face 42c of circumferential opposite side is turned opposite to direction close to each other, then the 3rd elastomeric element 7 can due to these faces 26a,
42c and elastic shrinkage.On the contrary, in opening portion 26,42a in the state of elastic shrinkage, if the circumference of opening portion 26
The face 42c of the circumferential opposite side of the face 26a and opening portion 42a of side is turned opposite in the direction away from each other, then the 3rd bullet
The property elastic elongation of part 7.3rd elastomeric element 7 by elastic shrinkage by torque accumulation be compression stress, by elastic elongation come
Compression stress will be released to torque.In this wise, damping portion 102 just can slow down cogging by the 3rd elastomeric element 7.
First friction means 8 are as shown in figure 3, have Part I 81 and Part II 82.Part I 81 also can be claimed
For base portion etc., the also referred to as protuberance etc. of Part II 82.Part I 81 is configured to be substantially orthogonal with pivot Ax
Circular and tabular.Part I 81 is clipped between the wall portion 12 of first component 1 and the wall portion 31 of third member 3.Additionally, first
Part 81 has the first rubbing surface 81a and the 3rd rubbing surface 81b as rubbing surface as rubbing surface.First rubbing surface 81a
It is the face opposed with wall portion 12, is the face contacted with wall portion 12, is the face with the friction of wall portion 12.Additionally, the 3rd rubbing surface 81b is
The face opposed with wall portion 31, is the face contacted with wall portion 31, is the face with the friction of wall portion 31.Part II 82 is located at Part I
81 in the end of radial outside, and the side from the end to axial direction is that the left side in Fig. 3 is prominent.In the present embodiment, correspondence
In the opening portion 23 of the second component 2 shown in Fig. 4, in the circumferentially spaced of pivot Ax multiple Part II are positioned apart from
82.Part II 82 has several insertion opening portions 23 with gap in radial direction respectively, and by the second elastic portion shown in Fig. 3
Part 6 can be moved in the axial direction, and be applied in the power towards the side of wall portion 12.Thus, the first friction means 8 and second component 2
At least become in the circumference and be integrated.That is, the first friction means 8 integratedly rotate with second component 2 around pivot Ax.First friction
Part 8 is for example made up of synthetic resin material.
Second friction means 9 have Part I 91 and Part II 92.Part I 91 is also referred to as base portion etc., the
Two parts 92 also referred to as protuberance etc..Part I 91 is configured to the circular and plate being substantially orthogonal with pivot Ax
Shape.Part I 91 by the second elastomeric element 6, be sandwiched in the wall portion 21 of second component 2 and third member 3 wall portion 31 it
Between.Additionally, Part I 91 has the second rubbing surface 91a as rubbing surface.Second rubbing surface 91a is opposed with wall portion 31
Face, is the face contacted with wall portion 31, is also the face with the friction of wall portion 31.Part II 92 is located at the radial outside of Part I 91
End, from the end to axial side, i.e. Fig. 3 in left side it is prominent.In the present embodiment, corresponding to shown in Fig. 4
The opening portion 24 of two parts 2, in the circumferentially spaced of pivot Ax multiple Part II 92 have been positioned apart from.Part II 92
It is respectively inserted opening portion 24, and be applied in by the second elastomeric element 6 shown in Fig. 3 can towards the power of the side of wall portion 12
Move axially.Thus, the second friction means 9 at least become in the circumference with second component 2 and are integrated.That is, the second friction means
9 integratedly rotate with second component 2 around pivot Ax.In addition, the second friction means 9 are by the opening portion of second component 2
First elastomeric element 5 of configuration, can suppress movement of the Part II 92 to radial outside in 22.Second friction means 9 are for example
It is made up of synthetic resin material.
4th friction means 10 have Part I 10a and Part II 10b.Part I 10a is also referred to as base portion
Deng Part II 10b is also referred to as protuberance etc..Part I 10a is configured to the annulus being substantially orthogonal with pivot Ax
Shape and tabular.Part I 10a is clipped between the wall portion 11 of first component 1 and the wall portion 21 of second component 2.Additionally, first
Divide 10a that there is the 5th rubbing surface 10c as rubbing surface.5th rubbing surface 10c is the face opposed with wall portion 21, is and wall portion 21
The face of contact, is also that the face slided is produced with wall portion 21.Part II 10b is located at the end of the radial outside of Part I 10a,
Project from the end to the left side of axial side, i.e. Fig. 3.In the present embodiment, corresponding to the opening portion 11b of wall portion 11, energy
Enough circumferentially spaceds in pivot Ax are positioned apart from multiple Part II 10b.Part II 10b is respectively inserted opening portion
11b, produces abrasion and can move in the axial direction with the 5th rubbing surface 10c.Thus, the 4th friction means 10 are with wall portion 11 at least
Become in the circumference and be integrated.That is, the 4th friction means 10 integratedly rotate with first component 1 around pivot Ax.4th friction portion
Part 10 is for example made up of synthetic resin material.
Second elastomeric element 6 is located between the Part I 91 of the friction means 9 of wall portion 21 and second of second component 2, right
These wall portions 21 and Part I 91 apply the elastic force for making its mutually mutual detached direction.Additionally, the second elastomeric element 6 and
One rubbing surface 81a, the 3rd rubbing surface 81b, the second rubbing surface 91a and the 5th rubbing surface 10c are in axial overlap.That is, the second bullet
Property part 6 is in the state of the friction means 8 of third member 3 and first are clipped to therebetween by the second friction means 9 to first component 1
Wall portion 12 extrude, and in the state of the 4th friction means 10 are clipped to therebetween by wall from second component 2 to first component 1
Portion 11 extrudes.So, the second elastomeric element 6 can to the first rubbing surface 81a, the 3rd rubbing surface 81b, the second rubbing surface 91a with
And the 5th rubbing surface 10c give resistance to sliding respectively.Second elastomeric element 6 is the circular cone being for example made up of metal material
Shape spring.
3rd friction means 15 have cylindrical portion 15a, protuberance 15b and the 4th rubbing surface 15c as rubbing surface.Cylinder
Shape portion 15a is configured to the cylindrical shape centered on pivot Ax.Protuberance 15b is configured to from cylindrical portion 15a be radially oriented outward
Side projects, and the circular and tabular being substantially orthogonal with pivot Ax.The wall portion of the 4th rubbing surface 15c and the 4th part 4
42 is opposed.So as in the state of the 4th rubbing surface 15c is contacted with wall portion 42, protuberance 15b is by the quilt of the 4th elastomeric element 14
Clip between wall portion 12 and wall portion 42.Expose opening portion 30 of cylindrical portion 15a between wall portion 12 and cylindrical portion 41.3rd friction
Part 15 is for example made up of synthetic resin material.
5th friction means 16 have cylindrical portion 16a, protuberance 16b and the 6th rubbing surface 16c as rubbing surface.
Cylindrical portion 16 is configured to cylindrical shapes of a centered on pivot Ax.Protuberance 16b is configured to from cylindrical portion 16a to radial direction
It is protruding outside, and the circular and tabular being substantially orthogonal with pivot Ax.The wall portion of the 6th rubbing surface 16c and the 4th part 4
42 is opposed.So as in the state of the 6th rubbing surface 16c is contacted with wall portion 42, protuberance 16b is gripped to wall portion 11 and wall portion 42
Between.Expose opening portion 40 of cylindrical portion 16a between wall portion 11 and cylindrical portion 41.5th friction means 16 are for example by synthesizing tree
Fat material is constituted.
4th elastomeric element 14 is located between the friction means 15 of wall portion 12 and the 3rd, to the friction means of wall portion 12 and the 3rd
15 apply to make the elastic force in its direction being separated from each other.Additionally, the 4th elastomeric element 14 and the frictions of the 4th rubbing surface 15c and the 6th
Face 16c is in axial overlap.That is, the 4th elastomeric element 14 will in the state of clipping to wall portion 42 and the 5th friction means 16 therebetween
3rd friction means 15 are extruded to wall portion 11.So, the 4th elastomeric element 14 can be to the frictions of the 4th rubbing surface 15c and the 6th
Face 16c gives respectively resistance to sliding.4th elastomeric element 14 is, for example, the circular volute spring being made up of metal material.
Below, while reference Fig. 7 is to 13, while explanation first component 1, second component 2, third member 3 and the 4th
The relative rotation state of part 4, and the change of friction torque associated therewith.Friction torque is also referred to as slip torque or resistance
Torque etc..In fig. 7 it is shown that input side and the torsion angle of outlet side and an example of the relation of torque differences.Shown in Fig. 7
The transverse axis of performance plot is torsion angle, and the longitudinal axis is torque differences.The transverse axis of Fig. 7 is that the 4th part 4 turns relative to the relative of first component 1
Dynamic angle, i.e. torsion angle.In the figure 7, more towards transverse axis the part 4 of right side the 4th relative to first component 1 clockwise direction
Rotational angle it is bigger.The longitudinal axis of Fig. 7 is that the 4th part 4 is poor relative to the relative torques of first component 1.In the figure 7, more court
The clockwise torque differences in upside to the longitudinal axis are bigger.
In fig. 8 it is shown that not producing the state of torque differences between the part 4 of first component 1 and the 4th.In addition, Fig. 8
O state of the state equivalent to Fig. 7.O state is also referred to as A-stage or free state etc..In the O state, such as Fig. 8 institutes
Show, the protuberance 43 of the part 4 of opening portion 25 and the 4th of second component 2 is not contacted.Specifically, in the face 25a of opening portion 25
And the face 43a of protuberance 43 between and between the face 25b of opening portion 25 and the face 43b of protuberance 43, gap is respectively formed with.
Additionally, the 3rd elastomeric element 7 of the 4th face 42b, the 42c of part 4 by opening portion 42a and the drift in A-stage
Contact.
In fig. 9 it is shown that from the beginning of the state of Fig. 8, the 4th part 4 turns in the clockwise direction relative to first component 1
State after dynamic predetermined angular.In addition, A condition of the state of Fig. 9 equivalent to Fig. 7.Between O state and A condition, i.e., in figure
During 7 3rd interval S3, the elastic shrinkage of the 3rd elastomeric element 7 between the face 42c of opening portion 42a and the face 26a of opening portion 26.
This, the slope of the lines of Fig. 7 corresponds to the elastic constant of elastomeric element.The elastic constant of the 3rd elastomeric element 7 e.g., less than
The elastic constant of grade other elastomeric elements of one elastomeric element 5.Therefore, in 3rd interval S3 when, relative to less torque differences
Change, first component 1 and the larger amplitude of the 4th part 4 ground reverse.Additionally, when being in 3rd interval S3, due to shown in Fig. 3
The pressing force of the 4th elastomeric element 14 or the second elastomeric element 6 etc. and the frictional force that produces, first component 1, second component 2 and
Third member 3 integratedly rotates.Therefore, in 3rd interval S3 when, because the 4th part 4 is relative to first component 1, second
Part 2, third member 3, the first friction means 8, the second friction means 9, the 3rd friction means 15, the 4th friction means 10 and
The rotation of five friction means 16, so as to the rubbing surface 15c of wall portion 42 and the 4th shown in Fig. 3 produces slip, wall portion 42 and the 6th is rubbed
Wiping face 16c produces slip.So, due to produced by the 4th rubbing surface 15c and the 6th rubbing surface 16c as two rubbing surfaces
Slip, therefore produce Fig. 7 shown in less first friction torque T1.In addition, as shown in Figure 8,9, in 3rd interval S3,
Between the edge part 12b of the holding section 33 of third member 3 and the opening portion 12a of wall portion 12, gap delta (δ is provided with>0).
In fig. 10 it is shown that from the beginning of the state of Fig. 9, the 4th part 4 relative to first component 1 rotationally clockwise
State after predetermined angular.In addition, B state of the state of Figure 10 equivalent to Fig. 7.In A condition when, as shown in figure 9, opening portion
25 face 25a and the face 43a contacts of protuberance 43.The 4th part 4 is limited by the contact of face 25a and face 43a relative to
The relative movement clockwise of two parts 2.That is, the shape for further rotating clockwise from A condition in the 4th part 4
Under state, the part 4 of second component 2 and the 4th integratedly rotates.Additionally, between A condition and B state, i.e., in secondth area of Fig. 7
Between S2 when, as shown in figure 3, between the second friction means 9 produced due to the pressing force of the second elastomeric element 6 and wall portion 12
Frictional force between frictional force and second component 2 and wall portion 11, second component 2 and third member 3 integratedly rotate.Therefore,
In second interval S2 when, due to the 4th part 4, second component 2, third member 3, the first friction means 8 and the second friction
Part 9 turns relative to the one of first component 1, the 3rd friction means 15, the 4th friction means 10 and the 5th friction means 16
Move, the first rubbing surface 81a and wall portion 12 produce slip, and the 5th rubbing surface 10c and wall portion 21 produce slip, and wall portion 42 and the 4th is rubbed
Wiping face 15c produces slip, and the rubbing surface 16c of wall portion 42 and the 6th produces slip.So, because first as four rubbing surfaces rubs
Slip produced by wiping face 81a, the 5th rubbing surface 10c, the 4th rubbing surface 15c and the 6th rubbing surface 16c, therefore produce Fig. 7
The second big friction torque T2 of shown friction torque T1 of ratio first.In addition, in second interval S2 when, second component 2 and the
Four parts 4 are integratedly rotated, therefore the 3rd elastomeric element 7 maintains the contraction state such as Fig. 9, does not further shrink.Additionally, such as
Fig. 9, shown in 10, the closer to B state gap delta closer to 0.
In fig. 11 it is shown that from the beginning of the state of Figure 10, the 4th part 4 turns clockwise relative to first component 1
The state of dynamic predetermined angular.In addition, C-state of the state of Figure 11 equivalent to Fig. 7.In B state when, as shown in Figure 10, the 3rd
The holding section 33 of part 3 snaps into the edge part 12b (gap delta=0) of the opening portion 12a of wall portion 12.By holding section 33 and side
The contact of edge 12b is limiting the relative movement relative to first component 1 clockwise of third member 3.That is, the 4th
In the state of part 4 is further rotated clockwise from B state, third member 3 does not follow the 4th part 4 but with the
One part 1 integratedly rotates.Additionally, between B state and C-state during first interval S1 i.e. in Fig. 7, the shown in Figure 11
First is elastic between the edge part 22a of the edge part 12b of opening portion 12a, 11a of one part 1 and the opening portion 22 of second component 2
The elastic shrinkage of part 5.That is, in first interval S1 when, due to the 4th part 4, second component 2, the first friction means 8 and
Second friction means 9 are relative to first component 1, third member 3, the 3rd friction means 15, the 4th friction means 10 and the 5th
The integratedly rotation of friction means 16, the first rubbing surface 81a shown in Fig. 3 and wall portion 12 produce slip, the 5th rubbing surface 10c and
Wall portion 21 produces slip, and the 3rd rubbing surface 81b and wall portion 31 produce slip, and the second rubbing surface 91a and wall portion 31 produce slip, wall
The rubbing surface 15c of portion 42 and the 4th produces slip, and the rubbing surface 16c of wall portion 42 and the 6th produces slip.So, due to rubbing as six
The first rubbing surface 81a in wiping face, the 3rd rubbing surface 81b, the second rubbing surface 91a, the 5th rubbing surface 10c, the 4th rubbing surface 15c with
And the 6th slip produced by rubbing surface 16c, therefore produce friction torque T1 of ratio first and the second friction torque shown in Fig. 7
The 3rd T2 big friction torque T3.In addition, in first interval S1 when, the 3rd elastomeric element 7 also maintains that such as Fig. 9's is contraction-like
State.
In fig. 12 it is shown that from the beginning of the state of Fig. 8, the 4th part 4 is relative to first component 1 and second component 2
The state of predetermined angular is rotated in the counterclockwise direction.In addition, E-state of the state of Figure 12 equivalent to Fig. 7.In O state and E-state
Between, the elastic shrinkage of the 3rd elastomeric element 7 between the face 42b of the opening portion 42a shown in Figure 12 and the face 26b of opening portion 26.This
Outward, between O state and E-state, because the 4th part 4 rubs relative to first component 1, second component 2, third member 3, first
The rotation of part 8, the second friction means 9, the 3rd friction means 15, the 4th friction means 10 and the 5th friction means 16 is wiped,
The rubbing surface 15c of wall portion 42 and the 4th shown in Fig. 3 produces slip, and the rubbing surface 16c of wall portion 42 and the 6th produces slip.So, by
In the slip produced by the 4th rubbing surface 15c and the 6th rubbing surface 16c as two rubbing surfaces, therefore produce such as Fig. 7 institutes
The 4th relatively small friction torque T4 shown.
In fig. 13 it is shown that from the beginning of the state of Figure 12, the 4th part 4 counterclockwise turns relative to first component 1
The state of dynamic predetermined angular.In addition, F state of the state of Figure 13 equivalent to Fig. 7.In E-state when, as shown in figure 12, opening
The face 25b in portion 25 and the face 43b contacts of protuberance 43.Limited by the contact of face 25b and face 43b the 4th part 4 relative to
The relative movement counterclockwise of second component 2.That is, further rotate counterclockwise from E-state in the 4th part 4
Under state, the part 4 of second component 2 and the 4th integratedly rotates.Additionally, between E-state and F states, first shown in Figure 13
First elastic portion between the edge part 22b of the edge part 12c of opening portion 12a, 11a of part 1 and the opening portion 22 of second component 2
The elastic shrinkage of part 5.In addition, edge part 12c is the edge part with the edge part 12b of opening portion 12a in circumferential opposite side, edge
Portion 22b is the edge part with the edge part 22a of opening portion 22 in circumferential opposite side.Additionally, between E-state and F states, by
Frictional force between the second friction means 9 and wall portion 12 that the pressing force of the second elastomeric element 6 shown in Fig. 3 is produced with
And the frictional force between second component 2 and wall portion 11, second component 2 and third member 3 integratedly rotate.Therefore, E-state with
Between F states, by the 4th part 4, second component 2, third member 3, the first friction means 8 and the phase of the second friction means 9
For the integratedly rotation of first component 1, the 3rd friction means 15, the 4th friction means 10 and the 5th friction means 16, the
One rubbing surface 81a and wall portion 12 produce slip, and the 5th rubbing surface 10c and wall portion 21 produce slip, the rubbing surface of wall portion 42 and the 4th
15c produces slip, and the rubbing surface 16c of wall portion 42 and the 6th produces slip.So, due to as the first rubbing surface of four rubbing surfaces
Slip produced by 81a, the 5th rubbing surface 10c, the 4th rubbing surface 15c and the 6th rubbing surface 16c, therefore produce shown in Fig. 7
Big the 5th friction torque T5 of friction torque T4 of ratio the 4th.In addition, between E-state and F states, second component 2 and the 4th
Part 4 is integratedly rotated, therefore the 3rd elastomeric element 7, maintains the contraction state such as Figure 12, and is not further shunk.
More than, as has been described as, in the present embodiment, for example, producing as the first of less friction torque
Between first interval S1 of 3rd interval S3 and generation of friction torque T1 as the 3rd friction torque T3 of larger friction torque,
It is provided with second interval S2 for producing the second friction torque T2 as the friction torque between the two friction torques.Therefore, root
According to present embodiment, for example, it is easy to make the jump of friction torque when changing from 3rd interval S3 to first interval S1 become more
It is little.Thus it is for example possible to suppress friction torque in the transfer process of the state between first interval S1 and 3rd interval S3
Cataclysm.Thus, for example being easy to suppress the cataclysm of angular speed and vibration and noise.In addition, in the present embodiment, although illustrating
It is provided with the situation of 3rd interval S3 for producing less friction torque, but not limited to this, can for example be not provided with 3rd interval
The friction torque of S3, or 3rd interval S3 is 0.Additionally, in the present embodiment, by set the first rubbing surface 81a,
Second rubbing surface 91a, the 3rd rubbing surface 81b, the 4th rubbing surface 15c, the 5th rubbing surface 10c and the 6th rubbing surface 16c are produced
The quantity of slip setting the size of the first friction torque T1, the second friction torque T2 and the 3rd friction torque T3, but not
It is limited to this, for example, can also be rubbed by the first friction means 8 of setting, the second friction means 9, the 3rd friction means the 15, the 4th
Material, surface roughness, contact area of part 10 and the 5th friction means 16 etc. come set the first friction torque T1,
The size of two friction torques T2 and the 3rd friction torque T3.Additionally, in the present embodiment, the first friction torque T1 is produced
4th rubbing surface 15c and the 6th rubbing surface 16c be disposed near pivot Ax the 3rd friction means 15 and
On 5th friction means 16, therefore there is the arm of force that can shorten the 4th rubbing surface 15c and the 6th rubbing surface 16c, relatively
Simply obtain advantage as less friction torque.
Additionally, in the present embodiment, for example engaged circumferential with first component 1 by holding section 33, and first component 1
Integratedly rotate with third member 3, when holding section 33 does not engage with first component 1 in circumference, by second component 2 and the 3rd
Frictional force between part 3, and second component 2 and third member 3 integratedly rotate.Therefore, according to present embodiment, for example
Whether engage with first component 1 by using holding section 33, easily first interval S1 can be obtained with more simplified structure
With second interval S2.
Additionally, in the present embodiment, such as the first friction means 8 in addition to the first rubbing surface 81a, also with
The relative rotation of second component 2 and third member 3 and the 3rd rubbing surface 81b that slides.Therefore, according to present embodiment, for example
Resistance to sliding can be obtained by being arranged at the 3rd rubbing surface 81b of the first friction means 8, and then more easily suppresses vibration
And noise.
Additionally, in the present embodiment, for example possess the first rubbing surface 81a of extruding, the second rubbing surface 91a and the 3rd and rub
Second elastomeric element 6 of wiping face 81b.Therefore, according to present embodiment, by the second elastomeric element 6, can more efficiently obtain
To the resistance to sliding in the first rubbing surface 81a, the second rubbing surface 91a and the 3rd rubbing surface 81b.
Additionally, in the present embodiment, such as the second elastomeric element 6 and the first rubbing surface 81a, the second rubbing surface 91a with
And the 3rd rubbing surface 81b axially at least local overlaps.Therefore, it is possible to further improve what is applied by the second elastomeric element 6
In the first rubbing surface 81a, pressing force and the resistance to sliding of the second rubbing surface 91a and the 3rd rubbing surface 81b.
The addition item of above-mentioned structure, is expressed as below.
Damping device includes：A pair of outside part, it is rotated about the center of rotation；Inner part, it is located at above-mentioned outside portion
The inside of part, relative to the rotation of above-mentioned outer part；Intermediate member, it is in the firstth area integratedly rotated with above-mentioned outer part
Between and the second interval that integratedly rotates with above-mentioned inner part rotate；First elastomeric element, its be located at above-mentioned outer part with
Between above-mentioned inner part, stretch with the relative rotation of above-mentioned outer part and above-mentioned inner part, suppress above-mentioned outside
Cogging between part and above-mentioned inner part；First friction means, it is located at above-mentioned outer part and above-mentioned pars intermedia
Between part, with the relative rotation of above-mentioned outer part and above-mentioned inner part, and produce between above-mentioned outer part
First rubbing surface of friction torque；And second friction means, it is located between above-mentioned inner part and above-mentioned intermediate member, tool
Have with the relative rotation of above-mentioned outer part and above-mentioned inner part, and friction torque is produced between above-mentioned intermediate member
Second rubbing surface.
Additionally, in above-mentioned damping device, including：Central module, it is arranged on the inside of above-mentioned inner part, and according to
The rotation of above-mentioned inner part and rotate；And the 4th friction means, it is between above-mentioned outer part and above-mentioned inner part.
Additionally, in above-mentioned damping device, including：3rd friction means, its be arranged on above-mentioned outer part with it is above-mentioned in
Between center portion part；And the 4th elastomeric element, it is arranged between above-mentioned 3rd friction means and above-mentioned outer part, to the 3rd
Friction means to above-mentioned central module exerts a force.
Additionally, in above-mentioned damping device, in the feelings that above-mentioned outer part and above-mentioned central module are reversed around pivot
Under condition, the 4th rubbing surface between above-mentioned central module and above-mentioned 3rd friction means produces friction torque and goes forward side by side line slip
(the O-A regions shown in Fig. 7).
Additionally, in above-mentioned damping device, reversing around pivot in above-mentioned outer part and above-mentioned central module, and turn round
In the case of more than torsion angle when having turned above-mentioned central module and the generation slip of above-mentioned 3rd friction means, above-mentioned inner part
Produce with above-mentioned 4th friction means and slide (A-B regions).
Additionally, in above-mentioned damping device, cunning is produced than above-mentioned outer part and above-mentioned first friction means having reversed
In the case of the big torsion angle of torsion angle when dynamic, above-mentioned intermediate member and above-mentioned first friction means produce (B-C areas of sliding
Domain).
Additionally, in above-mentioned damping device, cunning is produced than above-mentioned outer part and above-mentioned first friction means having reversed
In the case of the big torsion angle of torsion angle when dynamic, above-mentioned intermediate member and above-mentioned second friction means produce (B-C areas of sliding
Domain).
It is as shown in Figure 3 for outer part, inner part, intermediate member and central module according to above-mentioned structure
Structure arranges like that multiple from the first friction means to the 4th friction means, can obtain resistance to sliding, and then easily enters one
Step ground suppresses vibration and noise.
Embodiment of the present utility model has been illustrated above, but above-mentioned embodiment is an example, is not intended to
Limit the scope of utility model.Above-mentioned embodiment can be implemented in other various modes, without departing from utility model purport
In the range of, by carrying out various omissions, displacement, combination, change.Additionally it is possible to suitably change each structure, shape etc.
Specification (construction, species, direction, shape, size, length, width, thickness, height, quantity, configuration, position, material etc.) is adding
To implement.
Symbol description
1 ... first component, 2 ... second components, 3 ... third members, 4 ... the 4th parts, 5 ... first elastomeric elements, 6 ...
Two elastomeric elements, 7 ... the 3rd elastomeric elements, 8 ... first friction means, 9 ... second friction means, 15 ... the 3rd friction means,
The rubbing surfaces of 15c ... the 4th, 33 ... holding sections, the rubbing surfaces of 81a ... first, the rubbing surfaces of 81b ... the 3rd, the rubbing surfaces of 91a ... second,
S1 ... first intervals, S2 ... second intervals, S3 ... 3rd intervals, T1 ... friction torques (the first friction torque), T2 ... frictions turn
Square (the second friction torque), T3 ... friction torques (the 3rd friction torque), 100 ... damping devices, Ax ... pivots, between δ ...
Gap.
Claims (7)
1. a kind of damping device, it is characterised in that include：
First component, it can be rotated about the center of rotation；
Second component, it can rotate around the pivot；
Third member, consists of around the pivot, and in the first interval integratedly rotated with the first component and
The second interval integratedly rotated with the second component can be rotated；
First elastomeric element, it is with the relative rotation around the pivot of the first component and the second component
Elastic telescopic；
First friction means, it has and produces friction torque with the relative rotation of the first component and the second component
The first rubbing surface；And
Second friction means, it has and produces friction torque with the relative rotation of the second component and the third member
The second rubbing surface.
2. damping device according to claim 1, it is characterised in that：
In the first interval, by the holding section of the side in the first component and the third member with it is another
Side integratedly rotates in circumferential engaging, the first component and the third member,
In the second interval, the holding section and described the opposing party circumferentially not engaging, but by the second component with
Frictional force between the third member, the second component and the third member integratedly rotate.
3. damping device according to claim 1, it is characterised in that include：
Second elastomeric element, it extrudes the second component and the third member by second rubbing surface.
4. damping device according to claim 2, it is characterised in that include：
Second elastomeric element, it extrudes the second component and the third member by second rubbing surface.
5. damping device according to any one of claim 1 to 4, it is characterised in that：
First friction means also have produce friction with the relative rotation of the second component and the third member
3rd rubbing surface of torque.
6. damping device according to claim 5, it is characterised in that include：
Second elastomeric element, it extrudes the second component and the third member by second rubbing surface,
Second elastomeric element also extrudes the second component and the third member by the 3rd rubbing surface.
7. a kind of damping device, it is characterised in that include：
First component, it can be rotated about the center of rotation；
Second component, it can rotate around the pivot；
Third member, consists of around the pivot, and in the first interval integratedly rotated with the first component and
Can rotate in the second interval integratedly rotated with the second component；
4th part, consists of around the pivot, and in the second interval and the first interval opposite side
3rd interval, with the first component, the second component and the third member for integratedly rotating can it is relative turn
It is dynamic；
First elastomeric element, it is with the relative rotation around the pivot of the first component and the second component
Elastic telescopic；
3rd elastomeric element, it is with the relative rotation around the pivot of the second component and the 4th part
Elastic telescopic；
First friction means, it has and produces friction torque with the relative rotation of the first component and the second component
The first rubbing surface；
Second friction means, it has and produces friction torque with the relative rotation of the second component and the third member
The second rubbing surface；And
3rd friction means, it has and produces friction torque with the relative rotation of the first component and the 4th part
The 4th rubbing surface.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-060833 | 2014-03-24 | ||
| JP2014060833 | 2014-03-24 | ||
| PCT/JP2015/058875 WO2015146968A1 (en) | 2014-03-24 | 2015-03-24 | Damper device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206159361U true CN206159361U (en) | 2017-05-10 |
Family
ID=54195480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201590000365.2U Active CN206159361U (en) | 2014-03-24 | 2015-03-24 | Damping device |
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| Country | Link |
|---|---|
| US (1) | US10203019B2 (en) |
| EP (1) | EP3124827B1 (en) |
| JP (1) | JP6292293B2 (en) |
| CN (1) | CN206159361U (en) |
| WO (1) | WO2015146968A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP7198103B2 (en) * | 2019-02-05 | 2022-12-28 | 株式会社エクセディ | damper device |
| JP7275988B2 (en) | 2019-08-09 | 2023-05-18 | 株式会社アイシン | damper device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0540558Y2 (en) * | 1988-09-19 | 1993-10-14 | ||
| JPH0645723Y2 (en) | 1989-04-20 | 1994-11-24 | 三菱自動車工業株式会社 | Torque fluctuation absorber |
| ES2122823B1 (en) | 1993-11-26 | 2000-02-01 | Fichtel & Sachs Ag | TORSION VIBRATION DAMPER IN THE DRIVE CHAIN OF AN AUTOMOBILE, WITH AXIAL TENSIONED FRICTION RING. |
| FR2733809B1 (en) | 1995-05-02 | 1997-06-13 | Valeo | TORSION SHOCK ABSORBER WITH CONTROL WASHER, PARTICULARLY CLUTCH FRICTION FOR MOTOR VEHICLE |
| DE19545973C1 (en) | 1995-12-09 | 1997-06-12 | Fichtel & Sachs Ag | Clutch disc with centering device |
| DE19950081B4 (en) | 1998-10-28 | 2008-09-25 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | torsional vibration damper |
| JP2000179572A (en) | 1998-12-18 | 2000-06-27 | Exedy Corp | Damper disk assembly |
| JP2002181131A (en) * | 2000-12-12 | 2002-06-26 | Valeo Unisia Transmission Kk | Torque transmission |
| JP3943850B2 (en) * | 2001-03-09 | 2007-07-11 | 株式会社エクセディ | Damper mechanism |
| JP4617845B2 (en) * | 2004-11-17 | 2011-01-26 | アイシン精機株式会社 | Clutch disc |
| JP4747875B2 (en) | 2006-02-16 | 2011-08-17 | アイシン精機株式会社 | Torque fluctuation absorber |
-
2015
- 2015-03-24 US US15/127,690 patent/US10203019B2/en active Active
- 2015-03-24 JP JP2016510376A patent/JP6292293B2/en active Active
- 2015-03-24 WO PCT/JP2015/058875 patent/WO2015146968A1/en active Application Filing
- 2015-03-24 CN CN201590000365.2U patent/CN206159361U/en active Active
- 2015-03-24 EP EP15769106.4A patent/EP3124827B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2015146968A1 (en) | 2017-04-13 |
| EP3124827A4 (en) | 2017-04-05 |
| EP3124827B1 (en) | 2020-01-15 |
| WO2015146968A1 (en) | 2015-10-01 |
| US20180149231A1 (en) | 2018-05-31 |
| US10203019B2 (en) | 2019-02-12 |
| EP3124827A1 (en) | 2017-02-01 |
| JP6292293B2 (en) | 2018-03-14 |
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